Montana Refining History
1920-10-30 Montana_Refining_Inc
1920-10-31 Montana_Refining_Erecting Oil_Refinery
1920-12-29 Montana_Refining_Ad
1921-03-24 Montana_Refining
1921-05-01 Montana_Refining_Co_Sets August_Drilling_Start
1921-08-07 Montana_Refining_Co
1922-03-30 Montana_Refining_Co__Doubles
1922-07-12 Large_Indy_Acquires Montana_Refining
